const String JAN = 'JAN';
const String FEB = 'FEB';
const String MAR = 'MAR';
const String APR = 'APR';
const String MAY = 'MAY';
const String JUN = 'JUN';
const String JUL = 'JUL';
const String AUG = 'AUG';
const String SEP = 'SEP';
const String OCT = 'OCT';
const String NOV = 'NOV';
const String DEC = 'DEC';

const String SUN = 'SUN';
const String MON = 'MON';
const String TUE = 'TUE';
const String WED = 'WED';
const String THU = 'THU';
const String FRI = 'FRI';
const String SAT = 'SAT';
